JPS5852799A - 所定状態監視装置 - Google Patents

所定状態監視装置

Info

Publication number
JPS5852799A
JPS5852799A JP57150809A JP15080982A JPS5852799A JP S5852799 A JPS5852799 A JP S5852799A JP 57150809 A JP57150809 A JP 57150809A JP 15080982 A JP15080982 A JP 15080982A JP S5852799 A JPS5852799 A JP S5852799A
Authority
JP
Japan
Prior art keywords
optical
redundant
light
sensor
monitoring device
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP57150809A
Other languages
English (en)
Japanese (ja)
Inventor
ブル−ス・ノアウツド・レンダ−キング
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CBS Corp
Original Assignee
Westinghouse Electric Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Westinghouse Electric Corp filed Critical Westinghouse Electric Corp
Publication of JPS5852799A publication Critical patent/JPS5852799A/ja
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F2/00—Demodulating light; Transferring the modulation of modulated light; Frequency-changing of light
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
    • G01D5/54—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using means specified in two or more of groups G01D5/02, G01D5/12, G01D5/26, G01D5/42, and G01D5/48
    • G01D5/58—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using means specified in two or more of groups G01D5/02, G01D5/12, G01D5/26, G01D5/42, and G01D5/48 using optical means, i.e. using infrared, visible or ultraviolet light

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Optics & Photonics (AREA)
  • Optical Communication System (AREA)
  • Optical Modulation, Optical Deflection, Nonlinear Optics, Optical Demodulation, Optical Logic Elements (AREA)
  • Arrangements For Transmission Of Measured Signals (AREA)
  • Optical Transform (AREA)
  • Monitoring And Testing Of Nuclear Reactors (AREA)
JP57150809A 1981-09-04 1982-09-01 所定状態監視装置 Pending JPS5852799A (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/299,458 US4402903A (en) 1981-09-04 1981-09-04 Control system for coupling redundant logic channels
US299458 1981-09-04

Publications (1)

Publication Number Publication Date
JPS5852799A true JPS5852799A (ja) 1983-03-29

Family

ID=23154879

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57150809A Pending JPS5852799A (ja) 1981-09-04 1982-09-01 所定状態監視装置

Country Status (5)

Country Link
US (1) US4402903A (de)
EP (1) EP0074257A3 (de)
JP (1) JPS5852799A (de)
KR (1) KR840001721A (de)
ES (1) ES515487A0 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01281895A (ja) * 1988-05-06 1989-11-13 Mitsuo Nagashima 葱の切断方法とその切断装置
JPH01166089U (de) * 1988-05-11 1989-11-21

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4482980A (en) * 1982-05-03 1984-11-13 General Signal Corporation Hybrid optical/electrical data highway
DE3334548A1 (de) * 1983-09-23 1985-04-04 M.A.N. Maschinenfabrik Augsburg-Nürnberg AG, 8000 München Verfahren und vorrichtung zur spurfuehrung eines gleislosen fahrzeuges
IE860790L (en) * 1987-09-22 1988-03-26 Patrick Smyth Monitoring the parameters of a fluid using an infra-red transmitter and receiver
JPH05227056A (ja) * 1992-02-03 1993-09-03 Mitsubishi Electric Corp 冗長構成回路のアラーム検出方式
GB9719824D0 (en) * 1997-09-18 1997-11-19 A P Valves Self-contained breathing apparatus
US6636577B1 (en) * 2002-06-21 2003-10-21 General Electric Company Laser induced fluorescence water measurement system for nuclear reactors
WO2012050475A1 (en) * 2010-10-11 2012-04-19 General Electric Company Systems, methods, and apparatus for signal processing- based fault detection, isolation and remediation

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5516549A (en) * 1978-07-21 1980-02-05 Nippon Telegr & Teleph Corp <Ntt> Information detection system by photo transmitter
JPS5619409A (en) * 1979-07-26 1981-02-24 Toshiba Corp Optical sensing system

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3027806A (en) * 1957-03-14 1962-04-03 Ibm Electro-optical devices
US3069973A (en) * 1959-12-14 1962-12-25 Ibm Electro-optic light switch
US3531179A (en) * 1965-10-01 1970-09-29 Clevite Corp Electro-optical light modulator
DE1939912C3 (de) * 1969-08-01 1979-09-13 Siemens Ag, 1000 Berlin Und 8000 Muenchen Meßeinrichtung für Ströme in Hochspannungsleitern
US3888772A (en) * 1972-04-04 1975-06-10 Westinghouse Electric Corp Communication between redundant protection and safeguards logic systems within nuclear reactor power plants by means of light
US4002896A (en) * 1975-01-21 1977-01-11 David Evan Naunton Davies Telecommunication system
US4145607A (en) * 1976-12-16 1979-03-20 Harry Bates System and method for shaping pulses of optical radiation
CH639789A5 (de) * 1979-08-15 1983-11-30 Benno Perren Selbstueberwachende warnanlage.

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5516549A (en) * 1978-07-21 1980-02-05 Nippon Telegr & Teleph Corp <Ntt> Information detection system by photo transmitter
JPS5619409A (en) * 1979-07-26 1981-02-24 Toshiba Corp Optical sensing system

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01281895A (ja) * 1988-05-06 1989-11-13 Mitsuo Nagashima 葱の切断方法とその切断装置
JPH01166089U (de) * 1988-05-11 1989-11-21

Also Published As

Publication number Publication date
EP0074257A2 (de) 1983-03-16
EP0074257A3 (de) 1985-01-30
ES8402455A1 (es) 1984-02-01
KR840001721A (ko) 1984-05-16
US4402903A (en) 1983-09-06
ES515487A0 (es) 1984-02-01

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